1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
4 */
5
6 /dts-v1/;
7 #include "sparx5_pcb134_board.dtsi"
8
9 / {
10 model = "Sparx5 PCB134 Reference Board (eMMC enabled)";
11 compatible = "microchip,sparx5-pcb134", "microchip,sparx5";
12
13 memory@0 {
14 device_type = "memory";
15 reg = <0x00000000 0x00000000 0x10000000>;
16 };
17 };
18
19 &gpio {
20 emmc_pins: emmc-pins {
21 /* NB: No "GPIO_35", "GPIO_36", "GPIO_37"
22 * (N/A: CARD_nDETECT, CARD_WP, CARD_LED)
23 */
24 pins = "GPIO_34", "GPIO_38", "GPIO_39",
25 "GPIO_40", "GPIO_41", "GPIO_42",
26 "GPIO_43", "GPIO_44", "GPIO_45",
27 "GPIO_46", "GPIO_47";
28 drive-strength = <3>;
29 function = "emmc";
30 };
31 };
32
33 &sdhci0 {
34 status = "okay";
35 pinctrl-0 = <&emmc_pins>;
36 non-removable;
37 max-frequency = <52000000>;
38 bus-width = <8>;
39 microchip,clock-delay = <10>;
40 };
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